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Be better about errors during the renaming process

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tcely 2025-03-01 04:06:58 -05:00 committed by GitHub
parent 8b611aa71b
commit 14c3b99ef1
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1 changed files with 11 additions and 5 deletions
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16
tubesync/sync/signals.py
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@ -46,12 +46,18 @@ def source_pre_save(sender, instance, **kwargs):
with TemporaryDirectory(suffix=('.'+new_dirpath.name), prefix='.tmp.', dir=work_directory) as tmp_dir: with TemporaryDirectory(suffix=('.'+new_dirpath.name), prefix='.tmp.', dir=work_directory) as tmp_dir:
tmp_dirpath = Path(tmp_dir) tmp_dirpath = Path(tmp_dir)
existed = None existed = None
if new_dirpath.exists():
existed = new_dirpath.rename(tmp_dirpath / 'existed')
previous = existing_dirpath.rename(tmp_dirpath / 'previous') previous = existing_dirpath.rename(tmp_dirpath / 'previous')
mkdir_p(new_dirpath.parent) try:
previous.rename(new_dirpath) if new_dirpath.exists():
existing_dirpath = previous = None existed = new_dirpath.rename(tmp_dirpath / 'existed')
mkdir_p(new_dirpath.parent)
previous.rename(new_dirpath)
except Exception:
# try to preserve the directory, if anything went wrong
previous.rename(existing_dirpath)
raise
else:
existing_dirpath = previous = None
if existed and existed.is_dir(): if existed and existed.is_dir():
existed = existed.rename(new_dirpath / '.existed') existed = existed.rename(new_dirpath / '.existed')
for entry_path in existed.iterdir(): for entry_path in existed.iterdir():